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dissect-image: don#t mix two forms of stack allocation in one expression

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It's not necessarily safe to do this, hence don't.
This commit is contained in:
Lennart Poettering 2021-03-08 17:31:47 +01:00
parent 7533a33b0c
commit 794a579f29
1 changed files with 3 additions and 1 deletions
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4
src/shared/dissect-image.c
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@ -2272,7 +2272,9 @@ int dissected_image_acquire_metadata(DissectedImage *m) {
/* As per the os-release spec, if the image is an extension it will have a file
* named after the image name in extension-release.d/ */
if (m->image_name) {
char *ext = strjoina("/usr/lib/extension-release.d/extension-release.", m->image_name, "0");
char *ext;
ext = strjoina("/usr/lib/extension-release.d/extension-release.", m->image_name, "0");
ext[strlen(ext) - 1] = '\0'; /* Extra \0 for NULSTR_FOREACH using placeholder from above */
paths[META_EXTENSION_RELEASE] = ext;
} else